# HYDROFARM HLDGS GROUP INC (HYFM)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/HYFM/

- Reporting holders: 22
- Reported value: $291.0K
- Shares held by institutions: 343,037 of 4,819,323 outstanding
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [RENAISSANCE TECHNOLOGIES LLC](https://holderbook.com/funds/1037389-renaissance-technologies-llc/) | $59.8K | 70,363 | 0.0% | 6 |
| [BlackRock, Inc.](https://holderbook.com/funds/2012383-blackrock-inc/) | $42.9K | 50,465 | 0.0% | 6 |
| [CITADEL ADVISORS LLC](https://holderbook.com/funds/1423053-citadel-advisors-llc/) | $40.8K | 47,970 | 0.0% | 1 |
| [VANGUARD CAPITAL MANAGEMENT LLC](https://holderbook.com/funds/2100119-vanguard-capital-management-llc/) | $33.7K | 39,683 | 0.0% | 2 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1214717-geode-capital-management-llc/) | $28.6K | 33,658 | 0.0% | 6 |
| [STATE STREET CORP](https://holderbook.com/funds/93751-state-street-corp/) | $27.2K | 32,030 | 0.0% | 6 |
| [VANGUARD FIDUCIARY TRUST CO](https://holderbook.com/funds/933478-vanguard-fiduciary-trust-co/) | $15.4K | 18,082 | 0.0% | 2 |
| [Virtu Financial LLC](https://holderbook.com/funds/1533964-virtu-financial-llc/) | $12.0K | 14,696 | 0.0% | 1 |
| [Compass Ion Advisors, LLC](https://holderbook.com/funds/1621100-compass-ion-advisors-llc/) | $9.1K | 10,753 | 0.0% | 1 |
| [SUSQUEHANNA INTERNATIONAL GROUP, LLP](https://holderbook.com/funds/1446194-susquehanna-international-group-llp/) | $9.0K | 10,613 | 0.0% | 1 |
| [Tower Research Capital LLC (TRC)](https://holderbook.com/funds/1533421-tower-research-capital-llc-trc/) | $4.6K | 5,439 | 0.0% | 6 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $3.7K | 4,331 | 0.0% | 6 |
| [JNBA Financial Advisors](https://holderbook.com/funds/1569118-jnba-financial-advisors/) | $1.7K | 2,000 | 0.0% | 6 |
| [Vanguard Global Advisers, LLC](https://holderbook.com/funds/1811242-vanguard-global-advisers-llc/) | $1.1K | 1,269 | 0.0% | 2 |
| [OSAIC HOLDINGS, INC.](https://holderbook.com/funds/1677044-osaic-holdings-inc/) | $426 | 503 | 0.0% | 6 |
| [North Star Investment Management Corp.](https://holderbook.com/funds/1342857-north-star-investment-management-corp/) | $314 | 370 | 0.0% | 6 |
| [GROUP ONE TRADING LLC](https://holderbook.com/funds/932540-group-one-trading-llc/) | $287 | 338 | 0.0% | 6 |
| [BNP PARIBAS FINANCIAL MARKETS](https://holderbook.com/funds/1166588-bnp-paribas-financial-markets/) | $168 | 198 | 0.0% | 6 |
| [Hurley Capital, LLC](https://holderbook.com/funds/1632844-hurley-capital-llc/) | $88 | 103 | 0.0% | 6 |
| [MORGAN STANLEY](https://holderbook.com/funds/895421-morgan-stanley/) | $77 | 90 | 0.0% | 6 |
| [JONES FINANCIAL COMPANIES LLLP](https://holderbook.com/funds/815917-jones-financial-companies-lllp/) | $59 | 75 | 0.0% | 6 |
| [ROYAL BANK OF CANADA](https://holderbook.com/funds/1000275-royal-bank-of-canada/) | $0 | 8 | 0.0% | 1 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 22 | $291.0K |
| Q1 2026 | 19 | $284.9K |
| Q4 2025 | 20 | $580.0K |
| Q3 2025 | 26 | $2.0M |
| Q2 2025 | 24 | $2.2M |
| Q1 2025 | 25 | $1.1M |
| Q3 2024 | 2 | $4.5K |
| Q2 2024 | 2 | $4.8K |
| Q1 2024 | 1 | $6.9K |
| Q4 2023 | 2 | $24.4K |
| Q3 2023 | 2 | $8.6K |
| Q2 2023 | 2 | $6.1K |